Portsmouth weather in January (Dominica)

What can you expect from the weather in Portsmouth during January? This guide provides all the details you need.

In Portsmouth the weather in January is generally perfect, characterized by high temperatures and moderate rainfall. Daytime temperatures hover around 27°C, while nights can cool down to about 24°C.

Portsmouth in January usually receives moderate rainfall, averaging around 49 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 18 days of the month will see rainfall.

The city usually sees around 199 hours of sunlight, indicating many sunny days.

So this is a great month to visit if you prefer dry days with pleasant temperatures. January, February, March, April, May, June, July and December typically offer the most optimal weather. In contrast, August, September, October and November tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Portsmouth climate page with graphs.

 

Portsmouth, monthly averages in January

Min Temperature 24°C  

Max Temperature 27°C  

Chance of Rain 61%  

Precipitation 49 mm  

Rainy days 18 days  

Humidity 70% *  

Sunshine 199 hours *  

Percentage Sunshine *  

* Data from: Douglas-Charles Airport, Dominica (18 KM, 11 Miles).

Where to go in Dominica in January

Find out more about the weather in Dominica in January and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Portsmouth in January?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in January.

Swimming

7/10

Cycling

8/10

Walking

8/10

Camping

10/10

Outdoor sports

8/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Portsmouth.

Our site offers climate and forecast data for every country in the world. Are you going to Dominica? On this website you can find historical weather averages for many cities in Dominica. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.